This strong metal U-Bolt motorcycle handlebar mounting attachment has a 25mm / 1" ball connector. This attachment is suitable for a wide range of motorcycles with the diameter being under 20mm across it does not require much space on the handlebars. The U-bolt comes with two different size U pieces 16-20mm / 25-32mm..  
We also stock a wide range of Specific and universal Ultimate Addons phone cases suitable for most current smartphones and other UA accessories.